CSR1025

CSR1025, CSRmesh and Qualcomm Bluetooth Low Energy are products of Qualcomm Technologies International, Ltd.

CSR1025 Chipset

CSR1025 LGA is a Qualcomm® Bluetooth® Low Energy technology single‑mode platform device with ultra low power consumption. CSR1025 LGA enables customer applications of up to 60 KB to be stored on chip for optimal power consumption.

CSRmesh

CSRmesh™ technology is designed to connect multiple devices using Bluetooth Low Energy, extend the range of Bluetooth, and turn surrounding devices into a mesh network for the Internet of Things.

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CSR1025 Specs

Bluetooth

Bluetooth Version

  • Bluetooth 4.2

Bluetooth Technology

  • Bluetooth Low Energy
  • CSRmesh™ technology

Maximum Output Power

  • Up to +4dBm

Bluetooth Radio

  • -90.5dBm receiver sensitivity
  • 50Ω

Bluetooth RF Ports

  • 1

Audio

Digital Microphone Input

  • 1 digital mic

MCU

MCU Bit Architecture

  • 16-bit

Power Management

Maximum Input Voltage

  • 3.6V

Memory

MTP

  • 256B

RAM

  • 80KB RAM

Flash

  • 256KB Flash

Interface

Supported Interfaces

  • UART
  • I²S
  • SPI
  • PDM
  • I²C

Input/Output

Analog I/O

  • 2

ADC

  • 1 ADC
  • 10-bit

General Purpose IOs

  • 33

PWM (LED)

  • 5

Quadrature Decoder

  • 4 Quadrature Decoder

Operating Temperature Range

Maximum Temperature

  • 85°C

Minimum Temperature

  • -30°C

Package

Package Type

  • LGA
  • 8 x 8 x 0.75 mm 0.5 mm pitch LGA

Package Size

  • 0.5mm Pitch

    CSR102x Product Family on Qualcomm Developer Network (QDN).

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